California alumna Dana Vollmer and returning sophomore Caitlin Leverenz most likely qualified for the U.S. team's Pan Pacific Championships roster when they collected second-place finishes in the Aug. 3 finals at the 2010 ConocoPhillips National Championships, held at the William Woollett Jr. Aquatics Center in Irvine, Calif. Vollmer, the 2004 U.S. Olympic gold medalist, took second place in the 100-meter butterfly in a time of 57.45 and Leverenz, the 2010 Pac-10 Newcomer of the Year, finished second in the 200-meter individual medley in a time of 2:10.84 on the first day of competition at the long-course meet, which ends on Saturday, Aug. 7.

In the Wednesday morning prelims, Vollmer won the 200-meter freestyle in a time of 1:57.43.

Former Golden Bears star Natalie Coughlin also probably qualified for the Pan Pacific Championships by taking fourth place in the 100 fly in a time of 58.31 on Aug. 3.

On Wednesday, Coughlin won the 100-backstroke prelim in a time of 1:00.21.

Cal head coach Teri McKeever will serve as the U.S. women's head coach at the Pan Pacific Championships, which will take place from Aug. 18-21 in Irvine.

Results from the national championships are available at this page: http://www.star-meets.org/results/Nats/2010/. USA Swimming's roster-qualifying procedures for Pan Pacs are located here: http://tinyurl.com/27y75tn.